Window shade



FIG. 1 is a diagrammatic perspective view of the window shade.

FIG. 2 is a front elevational view thereof.

FIG. 3 is a rear elevational view thereof.

FIG. 4 is a top plan view thereof.

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a right side elevational view of the window shade, the left side elevational view being a mirror image of the right side view. 

The ornamental design for a window shade, as shown and described. 